IIT JEE Questions And Answers :: Probability: part1



IIT JEE : Probability QUESTIONS AND ANSWERS :: part1 : 1 to 5

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2014 examinations :

Probability :1.The probability of a man hitting a target is 3/4. He tries 5 times. The probability that the target will be hit at least 3 times, is

291/364
371/464
471/502
459/512

Probability :2.A lot consists of 10 good pencils, 6 pencils with minor defects and 4 with major defects. One pencil is selected from the lot at random. The probability that this pencil is good, is

3/5
1/2
2/5
3/10

Probability :3.Three mangoes and three apples are kept in a box. If two fruits are selected at random from the box, the probability that the selection will contain one mango and one apple, is

3/5
5/6
1/36
None of these

Probability :4.The chance of throwing a total of 3 or 5 or 11 with two dice is

5/36
1/9
2/9
19/36

Probability :5.A fireman is firing at a distant target and has only 10% chance of hitting it. The number of rounds, he must fire in order to have 50% chance of hitting it at least once is

5
7
9
11

More Probability QUESTIONS AND ANSWERS available in next pages

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